dlls/psapi/tests/psapi_main.c

   1 /*
   2  * Unit test suite for PSAPI
   3  *
   4  * Copyright (C) 2005 Felix Nawothnig
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #include "windows.h"
  25 #include "wine/test.h"
  26 #include "psapi.h"
  27
  28 #define expect_eq_d(expected, actual) \
  29     do { \
  30       int value = (actual); \
  31       ok((expected) == value, "Expected " #actual " to be %d (" #expected ") is %d\n", \
  32           (expected), value); \
  33     } while (0)
  34
  35 #define PSAPI_GET_PROC(func) \
  36     p ## func = (void*)GetProcAddress(hpsapi, #func); \
  37     if(!p ## func) { \
  38         ok(0, "GetProcAddress(%s) failed\n", #func); \
  39         FreeLibrary(hpsapi); \
  40         return FALSE; \
  41     }
  42
  43 /* All PSAPI functions return non-zero and call SetLastError()
  44  * on failure so we can use some macros for convenience */
  45
  46 #define w32_suc(x) \
  47   (SetLastError(0xdeadbeef), \
  48    (x) \
  49      ? (ok(1, "succeeded\n"), 1) \
  50      : GetLastError() == 0xdeadbeef \
  51        ? (ok(0, "failed without error code\n"), 0) \
  52        : (ok(0, "failed with %d\n", GetLastError()), 0))
  53
  54 #define w32_err(x, e) \
  55   (SetLastError(0xdeadbeef), \
  56    (x) \
  57      ? (ok(0, "expected error=%d but succeeded\n", e), 0) \
  58      : GetLastError() == e \
  59        ? (ok(1, "failed with %d\n", e), 1) \
  60        : GetLastError() == 0xdeadbeef \
  61          ? (ok(0, "failed without error code\n"), 0) \
  62          : (ok(0, "expected error=%d but failed with %d\n", \
  63                  e, GetLastError()), 0))
  64
  65 static BOOL  (WINAPI *pEmptyWorkingSet)(HANDLE);
  66 static BOOL  (WINAPI *pEnumProcesses)(DWORD*, DWORD, DWORD*);
  67 static BOOL  (WINAPI *pEnumProcessModules)(HANDLE, HMODULE*, DWORD, LPDWORD);
  68 static DWORD (WINAPI *pGetModuleBaseNameA)(HANDLE, HMODULE, LPSTR, DWORD);
  69 static DWORD (WINAPI *pGetModuleFileNameExA)(HANDLE, HMODULE, LPSTR, DWORD);
  70 static BOOL  (WINAPI *pGetModuleInformation)(HANDLE, HMODULE, LPMODULEINFO, DWORD);
  71 static DWORD (WINAPI *pGetMappedFileNameA)(HANDLE, LPVOID, LPSTR, DWORD);
  72 static DWORD (WINAPI *pGetProcessImageFileNameA)(HANDLE, LPSTR, DWORD);
  73 static DWORD (WINAPI *pGetProcessImageFileNameW)(HANDLE, LPWSTR, DWORD);
  74 static BOOL  (WINAPI *pGetProcessMemoryInfo)(HANDLE, PPROCESS_MEMORY_COUNTERS, DWORD);
  75 static BOOL  (WINAPI *pGetWsChanges)(HANDLE, PPSAPI_WS_WATCH_INFORMATION, DWORD);
  76 static BOOL  (WINAPI *pInitializeProcessForWsWatch)(HANDLE);
  77 static BOOL  (WINAPI *pQueryWorkingSet)(HANDLE, PVOID, DWORD);
  78
  79 static BOOL InitFunctionPtrs(HMODULE hpsapi)
  80 {
  81     PSAPI_GET_PROC(EmptyWorkingSet);
  82     PSAPI_GET_PROC(EnumProcessModules);
  83     PSAPI_GET_PROC(EnumProcesses);
  84     PSAPI_GET_PROC(GetModuleBaseNameA);
  85     PSAPI_GET_PROC(GetModuleFileNameExA);
  86     PSAPI_GET_PROC(GetModuleInformation);
  87     PSAPI_GET_PROC(GetMappedFileNameA);
  88     PSAPI_GET_PROC(GetProcessMemoryInfo);
  89     PSAPI_GET_PROC(GetWsChanges);
  90     PSAPI_GET_PROC(InitializeProcessForWsWatch);
  91     PSAPI_GET_PROC(QueryWorkingSet);
  92     /* GetProcessImageFileName is not exported on NT4 */
  93     pGetProcessImageFileNameA =
  94       (void *)GetProcAddress(hpsapi, "GetProcessImageFileNameA");
  95     pGetProcessImageFileNameW =
  96       (void *)GetProcAddress(hpsapi, "GetProcessImageFileNameW");
  97     return TRUE;
  98 }
  99
 100 static HANDLE hpSR, hpQI, hpVR, hpQV, hpAA;
 101 static const HANDLE hBad = (HANDLE)0xdeadbeef;
 102
 103 static void test_EnumProcesses(void)
 104 {
 105     DWORD pid, cbUsed = 0xdeadbeef;
 106
 107     if(w32_suc(pEnumProcesses(NULL, 0, &cbUsed)))
 108         ok(cbUsed == 0, "cbUsed=%d\n", cbUsed);
 109     if(w32_suc(pEnumProcesses(&pid, 4, &cbUsed)))
 110         ok(cbUsed == 4, "cbUsed=%d\n", cbUsed);
 111 }
 112
 113 static void test_EnumProcessModules(void)
 114 {
 115     HMODULE hMod = GetModuleHandle(NULL);
 116     DWORD cbNeeded = 0xdeadbeef;
 117
 118     w32_err(pEnumProcessModules(NULL, NULL, 0, &cbNeeded), ERROR_INVALID_HANDLE);
 119     w32_err(pEnumProcessModules(hpQI, NULL, 0, &cbNeeded), ERROR_ACCESS_DENIED);
 120     w32_suc(pEnumProcessModules(hpQV, NULL, 0, &cbNeeded));
 121     if(!w32_suc(pEnumProcessModules(hpQV, &hMod, sizeof(HMODULE), &cbNeeded)))
 122         return;
 123     ok(cbNeeded / sizeof(HMODULE) >= 3 && cbNeeded / sizeof(HMODULE) <= 5 * sizeof(HMODULE),
 124        "cbNeeded=%d\n", cbNeeded);
 125     ok(hMod == GetModuleHandle(NULL),
 126        "hMod=%p GetModuleHandle(NULL)=%p\n", hMod, GetModuleHandle(NULL));
 127 }
 128
 129 static void test_GetModuleInformation(void)
 130 {
 131     HMODULE hMod = GetModuleHandle(NULL);
 132     MODULEINFO info;
 133
 134     w32_err(pGetModuleInformation(NULL, hMod, &info, sizeof(info)), ERROR_INVALID_HANDLE);
 135     w32_err(pGetModuleInformation(hpQI, hMod, &info, sizeof(info)), ERROR_ACCESS_DENIED);
 136     w32_err(pGetModuleInformation(hpQV, hBad, &info, sizeof(info)), ERROR_INVALID_HANDLE);
 137     w32_err(pGetModuleInformation(hpQV, hMod, &info, sizeof(info)-1), ERROR_INSUFFICIENT_BUFFER);
 138     if(w32_suc(pGetModuleInformation(hpQV, hMod, &info, sizeof(info))))
 139         ok(info.lpBaseOfDll == hMod, "lpBaseOfDll=%p hMod=%p\n", info.lpBaseOfDll, hMod);
 140 }
 141
 142 static void test_GetProcessMemoryInfo(void)
 143 {
 144     PROCESS_MEMORY_COUNTERS pmc;
 145
 146     w32_err(pGetProcessMemoryInfo(NULL, &pmc, sizeof(pmc)), ERROR_INVALID_HANDLE);
 147     todo_wine w32_err(pGetProcessMemoryInfo(hpSR, &pmc, sizeof(pmc)), ERROR_ACCESS_DENIED);
 148     w32_err(pGetProcessMemoryInfo(hpQI, &pmc, sizeof(pmc)-1), ERROR_INSUFFICIENT_BUFFER);
 149     w32_suc(pGetProcessMemoryInfo(hpQI, &pmc, sizeof(pmc)));
 150 }
 151
 152 static void test_GetMappedFileName(void)
 153 {
 154     HMODULE hMod = GetModuleHandle(NULL);
 155     char szMapPath[MAX_PATH], szModPath[MAX_PATH], *szMapBaseName;
 156     DWORD ret;
 157
 158     w32_err(pGetMappedFileNameA(NULL, hMod, szMapPath, sizeof(szMapPath)), ERROR_INVALID_HANDLE);
 159     w32_err(pGetMappedFileNameA(hpSR, hMod, szMapPath, sizeof(szMapPath)), ERROR_ACCESS_DENIED);
 160
 161     SetLastError( 0xdeadbeef );
 162     ret = pGetMappedFileNameA(hpQI, hMod, szMapPath, sizeof(szMapPath));
 163     ok( ret || broken(GetLastError() == ERROR_UNEXP_NET_ERR), /* win2k */
 164         "GetMappedFileNameA failed with error %u\n", GetLastError() );
 165     if (!ret) return;
 166     ok(ret == strlen(szMapPath), "szMapPath=\"%s\" ret=%d\n", szMapPath, ret);
 167     ok(szMapPath[0] == '\\', "szMapPath=\"%s\"\n", szMapPath);
 168     szMapBaseName = strrchr(szMapPath, '\\'); /* That's close enough for us */
 169     if(!szMapBaseName || !*szMapBaseName)
 170     {
 171         ok(0, "szMapPath=\"%s\"\n", szMapPath);
 172         return;
 173     }
 174     GetModuleFileNameA(NULL, szModPath, sizeof(szModPath));
 175     ok(!strcmp(strrchr(szModPath, '\\'), szMapBaseName),
 176        "szModPath=\"%s\" szMapBaseName=\"%s\"\n", szModPath, szMapBaseName);
 177 }
 178
 179 static void test_GetProcessImageFileName(void)
 180 {
 181     HMODULE hMod = GetModuleHandle(NULL);
 182     char szImgPath[MAX_PATH], szMapPath[MAX_PATH];
 183     WCHAR szImgPathW[MAX_PATH];
 184     DWORD ret;
 185
 186     if(pGetProcessImageFileNameA == NULL)
 187         return;
 188
 189     /* This function is available on WinXP+ only */
 190     SetLastError(0xdeadbeef);
 191     if(!pGetProcessImageFileNameA(hpQI, szImgPath, sizeof(szImgPath)))
 192     {
 193         if(GetLastError() == ERROR_INVALID_FUNCTION) {
 194             win_skip("GetProcessImageFileName not implemented\n");
 195             return;
 196         }
 197
 198         if(GetLastError() == 0xdeadbeef)
 199             todo_wine ok(0, "failed without error code\n");
 200         else
 201             todo_wine ok(0, "failed with %d\n", GetLastError());
 202     }
 203
 204     todo_wine w32_err(pGetProcessImageFileNameA(NULL, szImgPath, sizeof(szImgPath)), ERROR_INVALID_HANDLE);
 205     todo_wine w32_err(pGetProcessImageFileNameA(hpSR, szImgPath, sizeof(szImgPath)), ERROR_ACCESS_DENIED);
 206     todo_wine w32_err(pGetProcessImageFileNameA(hpQI, szImgPath, 0), ERROR_INSUFFICIENT_BUFFER);
 207     todo_wine
 208     if(w32_suc(ret = pGetProcessImageFileNameA(hpQI, szImgPath, sizeof(szImgPath))) &&
 209        w32_suc(pGetMappedFileNameA(hpQV, hMod, szMapPath, sizeof(szMapPath)))) {
 210         /* Windows returns 2*strlen-1 */
 211         ok(ret >= strlen(szImgPath), "szImgPath=\"%s\" ret=%d\n", szImgPath, ret);
 212         ok(!strcmp(szImgPath, szMapPath),
 213            "szImgPath=\"%s\" szMapPath=\"%s\"\n", szImgPath, szMapPath);
 214     }
 215
 216     w32_err(pGetProcessImageFileNameW(NULL, szImgPathW, sizeof(szImgPathW)), ERROR_INVALID_HANDLE);
 217     /* no information about correct buffer size returned: */
 218     w32_err(pGetProcessImageFileNameW(hpQI, szImgPathW, 0), ERROR_INSUFFICIENT_BUFFER);
 219     w32_err(pGetProcessImageFileNameW(hpQI, NULL, 0), ERROR_INSUFFICIENT_BUFFER);
 220
 221     /* correct call */
 222     memset(szImgPathW, 0xff, sizeof(szImgPathW));
 223     ret = pGetProcessImageFileNameW(hpQI, szImgPathW, sizeof(szImgPathW)/sizeof(WCHAR));
 224     ok(ret > 0, "GetProcessImageFileNameW should have succeeded.\n");
 225     ok(szImgPathW[0] == '\\', "GetProcessImageFileNameW should have returned an NT path.\n");
 226     expect_eq_d(lstrlenW(szImgPathW), ret);
 227
 228     /* boundary values of 'size' */
 229     w32_err(pGetProcessImageFileNameW(hpQI, szImgPathW, ret), ERROR_INSUFFICIENT_BUFFER);
 230
 231     memset(szImgPathW, 0xff, sizeof(szImgPathW));
 232     ret = pGetProcessImageFileNameW(hpQI, szImgPathW, ret + 1);
 233     ok(ret > 0, "GetProcessImageFileNameW should have succeeded.\n");
 234     ok(szImgPathW[0] == '\\', "GetProcessImageFileNameW should have returned an NT path.\n");
 235     expect_eq_d(lstrlenW(szImgPathW), ret);
 236 }
 237
 238 static void test_GetModuleFileNameEx(void)
 239 {
 240     HMODULE hMod = GetModuleHandle(NULL);
 241     char szModExPath[MAX_PATH+1], szModPath[MAX_PATH+1];
 242     DWORD ret;
 243
 244     w32_err(pGetModuleFileNameExA(NULL, hMod, szModExPath, sizeof(szModExPath)), ERROR_INVALID_HANDLE);
 245     w32_err(pGetModuleFileNameExA(hpQI, hMod, szModExPath, sizeof(szModExPath)), ERROR_ACCESS_DENIED);
 246     w32_err(pGetModuleFileNameExA(hpQV, hBad, szModExPath, sizeof(szModExPath)), ERROR_INVALID_HANDLE);
 247     if(!w32_suc(ret = pGetModuleFileNameExA(hpQV, NULL, szModExPath, sizeof(szModExPath))))
 248         return;
 249     ok(ret == strlen(szModExPath), "szModExPath=\"%s\" ret=%d\n", szModExPath, ret);
 250     GetModuleFileNameA(NULL, szModPath, sizeof(szModPath));
 251     ok(!strncmp(szModExPath, szModPath, MAX_PATH),
 252        "szModExPath=\"%s\" szModPath=\"%s\"\n", szModExPath, szModPath);
 253 }
 254
 255 static void test_GetModuleBaseName(void)
 256 {
 257     HMODULE hMod = GetModuleHandle(NULL);
 258     char szModPath[MAX_PATH], szModBaseName[MAX_PATH];
 259     DWORD ret;
 260
 261     w32_err(pGetModuleBaseNameA(NULL, hMod, szModBaseName, sizeof(szModBaseName)), ERROR_INVALID_HANDLE);
 262     w32_err(pGetModuleBaseNameA(hpQI, hMod, szModBaseName, sizeof(szModBaseName)), ERROR_ACCESS_DENIED);
 263     w32_err(pGetModuleBaseNameA(hpQV, hBad, szModBaseName, sizeof(szModBaseName)), ERROR_INVALID_HANDLE);
 264     if(!w32_suc(ret = pGetModuleBaseNameA(hpQV, NULL, szModBaseName, sizeof(szModBaseName))))
 265         return;
 266     ok(ret == strlen(szModBaseName), "szModBaseName=\"%s\" ret=%d\n", szModBaseName, ret);
 267     GetModuleFileNameA(NULL, szModPath, sizeof(szModPath));
 268     ok(!strcmp(strrchr(szModPath, '\\') + 1, szModBaseName),
 269        "szModPath=\"%s\" szModBaseName=\"%s\"\n", szModPath, szModBaseName);
 270 }
 271
 272 static void test_ws_functions(void)
 273 {
 274     PSAPI_WS_WATCH_INFORMATION wswi[4096];
 275     ULONG_PTR pages[4096];
 276     char *addr;
 277     unsigned int i;
 278
 279     todo_wine w32_err(pEmptyWorkingSet(NULL), ERROR_INVALID_HANDLE);
 280     todo_wine w32_err(pEmptyWorkingSet(hpSR), ERROR_ACCESS_DENIED);
 281     w32_suc(pEmptyWorkingSet(hpAA));
 282
 283     todo_wine w32_err(pInitializeProcessForWsWatch(NULL), ERROR_INVALID_HANDLE);
 284     w32_suc(pInitializeProcessForWsWatch(hpAA));
 285
 286     if(!w32_suc(addr = VirtualAlloc(NULL, 1, MEM_COMMIT, PAGE_READWRITE)))
 287         return;
 288
 289     if(!VirtualLock(addr, 1))
 290     {
 291         trace("locking failed (error=%d) - skipping test\n", GetLastError());
 292         goto free_page;
 293     }
 294
 295     todo_wine if(w32_suc(pQueryWorkingSet(hpQI, pages, 4096 * sizeof(ULONG_PTR))))
 296     {
 297        for(i = 0; i < pages[0]; i++)
 298            if((pages[i+1] & ~0xfffL) == (ULONG_PTR)addr)
 299            {
 300                ok(1, "QueryWorkingSet found our page\n");
 301                goto test_gwsc;
 302            }
 303
 304        ok(0, "QueryWorkingSet didn't find our page\n");
 305     }
 306
 307 test_gwsc:
 308     todo_wine if(w32_suc(pGetWsChanges(hpQI, wswi, sizeof(wswi))))
 309     {
 310         for(i = 0; wswi[i].FaultingVa; i++)
 311             if(((ULONG_PTR)wswi[i].FaultingVa & ~0xfffL) == (ULONG_PTR)addr)
 312             {
 313                 ok(1, "GetWsChanges found our page\n");
 314                 goto free_page;
 315             }
 316
 317         ok(0, "GetWsChanges didn't find our page\n");
 318     }
 319
 320 free_page:
 321     VirtualFree(addr, 0, MEM_RELEASE);
 322 }
 323
 324 START_TEST(psapi_main)
 325 {
 326     HMODULE hpsapi = LoadLibraryA("psapi.dll");
 327
 328     if(!hpsapi)
 329     {
 330         trace("Could not load psapi.dll\n");
 331         return;
 332     }
 333
 334     if(InitFunctionPtrs(hpsapi))
 335     {
 336         DWORD pid = GetCurrentProcessId();
 337
 338         w32_suc(hpSR = OpenProcess(STANDARD_RIGHTS_REQUIRED, FALSE, pid));
 339         w32_suc(hpQI = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, pid));
 340         w32_suc(hpVR = OpenProcess(PROCESS_VM_READ, FALSE, pid));
 341         w32_suc(hpQV = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid));
 342         w32_suc(hpAA = OpenProcess(PROCESS_ALL_ACCESS, FALSE, pid));
 343         if(hpSR && hpQI && hpVR && hpQV && hpAA)
 344         {
 345             test_EnumProcesses();
 346             test_EnumProcessModules();
 347             test_GetModuleInformation();
 348             test_GetProcessMemoryInfo();
 349             todo_wine test_GetMappedFileName();
 350             test_GetProcessImageFileName();
 351             test_GetModuleFileNameEx();
 352             test_GetModuleBaseName();
 353             test_ws_functions();
 354         }
 355         CloseHandle(hpSR);
 356         CloseHandle(hpQI);
 357         CloseHandle(hpVR);
 358         CloseHandle(hpQV);
 359         CloseHandle(hpAA);
 360     }
 361
 362     FreeLibrary(hpsapi);
 363 }